In Berlin you can still see entire neighborhoods serving as battlegrounds for graffiti writers and street artists. During a recent visit I spotted a line of Hebrew text on a big psychedelic mural. It took me several seconds to realize that I was actually looking at an artwork about the Holocaust. This was my first encounter with the Israeli street artists Broken Fingaz. Pascal Feucher, founder of the Urbanspree Gallery shares his insights on the art work 'Shoa Acid'. Martyna Starosta